You are familiar with the computer system, its various parts and their working. You know that a computer system normally runs well and performs all required functions for you. But there are times when some parts of the computer do not work well or, at times, do not work at all.
Sometimes, that
display is not proper, at other times the speakers or mouse are not working. Although
fixing computer problems is the job of specially trained people, there are some
problems that you too can fix.
Detecting the problem in a computer system when it is not
working properly is called troubleshooting.
The computer is not turning
ON
Check to see if the power cord is properly attached or not. Three connections carry a power supply.
mains to the UPS.
UPS to the CPU.
CPU to the monitor.
Check all these connections one by one. If the supply plugs
are loose, electricity may not flow to the system.
Make sure that the monitor switch is ON.
The mouse is not working
Check the mouse whether is properly attached to its port the CPU or not.
No sound
Check to make sure that the speaker’s cord is attached to the
CPU box.
Make sure that the power supply to the speakers is proper and the
speakers are ON.
The keyboard is not
working
Check if the cables are correctly connected. Connect it again
to check for any loose connection.
Check if it has got stuck.
The keyboard is typing only
capital letters
Check if the shift key has got stuck due to hitting hard.
The computer is not
responding
Suppose that you are working on your computer and your system
suddenly stops responding to your commands. We say that your computer is hung.
In this condition, your mouse or keyboard might not respond.
Close the application if possible.
Pres Ctrl + Alt + Del
key combination. You see a screen with many options. Choose Start Task Manager.
The Windows Task Manager opens. It shows all the applications currently running.
If there is any problem with some application, you see the
status with the message Not Responding after its name. Click and select the
application.
Now, click on the End Task button to terminate the problem. If the problem is still there, restart your computer.